Ключевые слова: allergy, anatomical, anatomy, bacteria, biology, body, breathe, bronchi, bronchial, cancer, care, chest, clinic, cold virus, coronavirus, diagnosis, disease, effect, epidemic, flu virus, health, healthy, human, ill, illness, infection, light, line, lung, lungs, medical, medicine, microbiology, neon, organ, pain, pandemic, physiology, pneumonia, protection, pulmonary, respiration, respiratory, science, smoking, symbol, symptoms, system, tuberculosis,